The structure of the vagina

The vagina is a channel in the form of a tube composed of muscle. This channel is easily extensible, elastic, and connects as its upper end of the uterus and the lower end of the vulva. Vagina is an internal organ of the female reproductive system and plays an important role in the conception and birth of the child.

The size of the vagina

The size of the vagina is purely individual. On average, its length can be 7 – 12 cm Width only 2 – 3 cm, but at birth or intercourse can grow to 15 cm Vagina is shaped like a tube, slightly curved upwards.

Many men claim that in nulliparous and unmarried women the vagina is smaller, it is more “tight”. However, numerous studies have shown that the difference between the dimensions of parous and nulliparous women is insignificant and is only a few millimeters. Similar allegations often caused by the fact that parous and married know how better to relax the appropriate muscles, and the vagina becomes more elastic.

What is the vagina?

Vagina – a tube of muscle with corrugated soft front and rear walls with a thickness of 3 to 4 mm. Walls are three-layered:

  1. The first layer is internal. It represents the mucosa of the plurality of transverse folds. These folds in childbirth can smooth out and greatly increase the size of the vagina.
  2. The second layer is the middle one. Layer is represented by smooth muscles, which top connected with the muscles of the uterus, and the bottom – the muscles of the perineum. The muscles of the vagina, passing to the muscles of the perineum, more durable.
  3. The third layer is the outer or adventitia. It consists of elastic and muscle fibers. The fabric of this layer has a loose structure. The outer layer provides a connection of the vagina, rectum and bladder.
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The top wall of a vagina suited to the cervix and form its vault. The entrance to the cervical canal closes the tube, it has a dense mucous structure, so that the candles, tampons, etc., which are inserted into the vagina, can not penetrate into the uterus. It is important to keep in has not left foreign objects, as they can cause an infection or cause bleeding.

At the bottom of the walls of the vagina to form the vestibule, which is closed in virgins by the hymen or hymen virgin. Elastic hymen, has multiple holes through which penetrate the menstrual discharge. The breaking the hymen occurs with more or less bleeding or not happening at all. In any case, the hymen completely torn during childbirth.

Vaginal discharge

Glands inside the vagina secrete mucus. She is whitish color with a specific smell. Also in this mucus occurs slightly acidic reaction that helps to prevent the development of various pathogens. Mucus also moisturizing and cleansing functions.

If the amount of mucus secretion is equal to the number of the intake, then the vagina is functioning properly and, therefore, healthy woman. Profuse discharge that do not correlate with ovulation may indicate inflammatory processes. These diseases can lead to various problems in conception and child birth.

Due to the humid environment inside the vagina is supported by a healthy microflora, which should not be destroyed frequent douching, particularly with the use of antibacterial drugs. Humidity also promotes proper painless sexual intercourse.

Functions of the vagina

There are 4 functions of vagina:

  • Sexual function. The male semen during intercourse is through the vagina, enters the cervical canal, then passes through the tube of the uterus and fertilizes the egg to conceive a child.
  • Generic feature. Connecting, the vaginal walls form a channel. At the time of birth the fetus moves from uterus to the outside, leaving the mother’s body. The wall is maximally stretched and becomes elastic.
  • The protective function. The vagina is a kind of barrier for the development of a pathogenic and pathogenic bacteria through mucus secretion, having a slightly acid reaction. Mucus also clears the body from all sorts of “biological garbage”.
  • Excretory function. The vagina not only displays part of the generated secret, but also the cells of the endometrium and blood during menstruation.
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The sensitivity of the vagina

The vagina has few nerve endings and pain receptors, it is almost insensitive, otherwise childbirth and sexual acts would be intolerable for women. However, many women feel pain during sexual relations. Often this is due to insufficient excitation, relaxation, psychological attitude towards sexual intercourse and, less frequently, infectious and inflammatory processes of genitals. In any case, she should seek the assistance of appropriate specialist: psychologist, sexologist or a gynecologist.

Discomfort in the form of itching, pain, discomfort also occur if skin irritation in the vestibule of the vagina. As stimuli can be vibrators, various tools, medicines and hygiene products, household chemicals.

Where is the G spot?

This designation was introduced in honor of Dr. Duesseldorf and implies an erogenous zone. Since then, many scientists argue as to its actual existence and the exact location. Despite the fact that the vagina is sufficiently small nerve endings, that is, it is not so sensitive, there are opinions that on its front wall there is a small dense area, the stimulation of which produces strong pleasurable sensations.

The G-spot is often compared to the prostate in men, as it highlights not only an ordinary secret, but a kind of specific liquid. However, numerous studies and not allowed to find this mysterious erogenous zone, and therefore, many scientists believe that the point of the Site does not exist.